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Bonus Round

Sorcery

Until end of turn, whenever a player casts an instant or sorcery spell, that player copies it and may choose new targets for the copy.

CMC
3
Mana cost
{1}{R}{R}
Color identity
R
Rarity
rare
Set
Battlebond
Price
$11.48
EDHREC rank
#4892
Buy on TCGplayer
Bonus Round card art
Bonus Round doubles every instant and sorcery you cast for the rest of the turn — including itself's trigger window — turning one good spell into two and one combo piece into a kill. At two mana, the setup cost is low enough that it fits into any red spell-storm shell, and Reiterate players in particular treat it as a mandatory include because copying spells while Bonus Round is active produces an additional free copy on top of the buyback chain. Ral, Monsoon Mage decks run it in over half their lists for the same reason: the ceiling on a single turn jumps from "a lot of spells" to "every spell twice."

Best Commanders

Commanders with the highest synergy

01

Ral, Monsoon Mage

53.0% of decks · synergy 0.50

Ral, Monsoon Mage rewards casting and copying spells to flip and trigger his transformed side, and Bonus Round means every spell cast during the window counts twice toward that threshold. It appears in over 52% of Ral lists because it is functionally a second Ral trigger on every spell you play.

02
Ashling, Flame Dancer

Ashling, Flame Dancer

32.6% of decks · synergy 0.30

Ashling, Flame Dancer triggers off noncreature spells to build counters and creates a copy of each one — Bonus Round turns that into four triggers and two copies from a single spell, compounding damage and counter accumulation in a single turn. At 32% inclusion, it is Ashling's most reliable explosive-turn enabler.

03

Urabrask

31.6% of decks · synergy 0.29

Urabrask taxes opponents for casting spells and rewards you for casting them, so Bonus Round doubling your spell count each turn means more free mana and more damage from his triggers in one window. It shows up in nearly a third of Urabrask lists because raw spell volume is exactly what the commander monetizes.

04
Wort, the Raidmother

Wort, the Raidmother

17.0% of decks · synergy 0.17

Wort, the Raidmother conspirates spells so they copy themselves, and layering Bonus Round on top means conspirated sorceries and instants produce two copies instead of one for the rest of the turn. That doubling effect on already-copied spells is why Bonus Round lands in 17% of Wort lists even in a format where Wort already provides built-in copying.

05
Electro, Assaulting Battery

Electro, Assaulting Battery

14.5% of decks · synergy 0.12

Electro, Assaulting Battery cares about the number of spells cast in a turn to build toward a lethal attack trigger, and Bonus Round artificially inflates that count while also copying each spell's effect. At 14% inclusion it is a consistent pickup for players looking to close out games faster than the base engine allows.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander legal
legacy legal
modern not legal
pioneer not legal
standard not legal
vintage legal
pauper not legal
oathbreaker legal

Bonus Round is a Commander card first and foremost — the four-player pod context gives you time to set up a turn where doubling every instant and sorcery is actually game-ending rather than just efficient. In Legacy and Vintage, the effect is theoretically powerful but competing with formats where games end on turn one or two and a three-mana sorcery-speed enchantment is too slow to matter outside of casual tables. Oathbreaker is the closest analog to Commander in this regard: the smaller deck size and faster games make Bonus Round a genuine threat, especially with a spell-slinging planeswalker at the helm. Outside those slower multiplayer formats, it simply does not apply — Modern, Pioneer, Standard, and Pauper have no access to it, and it would be too slow for those metas regardless.

Key Combos

Combo lines featuring this card

Budget Alternatives

Cheaper options that do most of the same work

Reverberate and Twincast both sit well under a dollar and copy a single spell on the stack — they lack Bonus Round's persistent turn-wide doubling, but in a shell that only needs one explosive moment rather than a sustained chain, a one-mana instant does the job. If the goal is stacking multiple copies of a spell across an entire turn rather than hitting a single target, Howl of the Horde with raid active is the closest cheap parallel, though it only copies the next two spells rather than every spell, and requires attacking first.

Price Context

Current price

$11.48 mid tier

At $11.48, Bonus Round sits firmly in the mid tier — expensive enough to feel like a deliberate slot, cheap enough that it is not a barrier for a deck that genuinely wants it. It has held near this range because demand is stable across spell-storm Commander builds without being broad enough to spike; if you play a deck that casts several instants and sorceries per turn, it earns its price, but you will not recoup much if you are picking it up speculatively.

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Sources

Mentioned

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Updated . Data from Scryfall, EDHREC, and Commander Spellbook.