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The Thirteenth Doctor

Legendary Creature — Time Lord Doctor

Paradox — Whenever you cast a spell from anywhere other than your hand, put a +1/+1 counter on target creature.
Team TARDIS — At the beginning of your end step, untap each creature you control with a counter on it.

CMC
3
Mana cost
{1}{G}{U}
Color identity
GU
Rarity
mythic
Set
Doctor Who
Price
—
EDHREC rank
#4807
Buy on TCGplayer
The Thirteenth Doctor card art
The Thirteenth Doctor turns every spell you cast without paying its mana cost into a free draw, which in the right shell means it's refilling your hand every turn for just four mana. Decks running Alaundo the Seer or Gogo, Master of Mimicry already chain free casts regularly, and The Thirteenth Doctor converts each of those into raw card advantage with zero additional setup.

Best Commanders

Commanders with the highest synergy

01
Alaundo the Seer

Alaundo the Seer

42.0% of decks · synergy 0.41

Alaundo the Seer suspends cards and then casts them for free on upkeep, which means The Thirteenth Doctor draws a card every single turn on autopilot once both are on board — it's one of the cleanest passive engine pairings in the format.

02
Kotis, the Fangkeeper

Kotis, the Fangkeeper

39.2% of decks · synergy 0.37

Kotis, the Fangkeeper casts creatures from exile without paying mana costs, and The Thirteenth Doctor treats every one of those as a triggered draw, turning Kotis's normal game plan into sustained card advantage.

03
Kellan, the Kid

Kellan, the Kid

35.8% of decks · synergy 0.34

Kellan, the Kid's adventure mechanic and cost-reduction effects frequently enable free or reduced-cost casts, and The Thirteenth Doctor sits in the 99 to capitalize on each of those moments with an extra card.

05
Falco Spara, Pactweaver

Falco Spara, Pactweaver

19.1% of decks · synergy 0.17

Falco Spara, Pactweaver lets you cast spells off the top of your library by spending counters, effectively enabling free casts whenever counters are plentiful, and The Thirteenth Doctor turns each of those into a draw to ensure you never stall out.

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

Commander is where The Thirteenth Doctor belongs — the format's longer games and abundance of free-cast enablers give its draw trigger repeated opportunities to fire. In Legacy and Vintage, it's technically legal but a four-mana do-nothing-immediately creature competes against formats defined by speed and immediate impact, so it won't see serious play there. Oathbreaker shares Commander's casual pace and could support The Thirteenth Doctor in a free-spell signature spell shell, though the smaller deck size limits how often you can chain casts. Outside those formats, it's not legal.

Key Combos

Combo lines featuring this card

Price Context

Current price

unknown tier

Pricing data for The Thirteenth Doctor isn't currently available, so check Scryfall or TCGPlayer for a live number before buying. As a niche-but-powerful engine piece from a Doctor Who crossover set, copies can swing based on supply, so compare a few vendors before committing.

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Sources

Mentioned

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