Greenside Watcher

Creature — Elf Druid

{T}: Untap target Gate.

CMC
2
Mana cost
{1}{G}
Color identity
G
Rarity
common
Set
Gatecrash
Price
$0.07
EDHREC rank
#15447
Buy on TCGplayer
Greenside Watcher card art
Greenside Watcher taps to untap a Gate you control — repeatable pseudo-ramp that turns every Gate into a mana source if you can abuse the tap ability. Outside of dedicated Gate synergy decks built around Nine-Fingers Keene, it does nothing.

Best Commanders

Commanders with the highest synergy

01
Nine-Fingers Keene

Nine-Fingers Keene

32.8% of decks · synergy 0.32

Nine-Fingers Keene rewards you for running a Gate-heavy manabase, and Greenside Watcher converts that base into an engine — untapping Gates to reuse landfall triggers, filter mana, or accelerate into Keene's activated ability turn after turn.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Greenside Watcher is a Commander card, full stop. In the Nine-Fingers Keene archetype it earns its slot by untapping Gates repeatedly, which translates to real mana and landfall abuse in a shell already built around that land type. In every other format — Modern, Pioneer, Pauper, Legacy — there is no Gate engine worth supporting, so Greenside Watcher sits unplayed. It's legal across the board, but legality and playability are different things here.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.07 bulk tier

At $0.07, Greenside Watcher is deep bulk — grab a copy at the bottom of any common box without a second thought. Demand is narrow enough that the price won't move meaningfully in either direction.

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Mentioned

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