Undermountain Adventurer
Creature — Giant Warrior
Vigilance
When this creature enters, you take the initiative.
: Add 
. If you've completed a dungeon, add six instead.
- CMC
- 4
- Mana cost
- Color identity
- G
- Rarity
- rare
- Set
- Battle for Baldur's Gate Promos
- Price
- —
- EDHREC rank
- #10363
Undermountain Adventurer turns excess mana into cards every combat, and with Staff of Domination on the battlefield it becomes a tap-untap engine that draws your deck outright. The cost is a five-mana 3/3 body that does nothing the turn it enters — pay that tax only in decks that can leverage the loot effect immediately or go infinite.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | not legal |
| pioneer | not legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
Commander is where Undermountain Adventurer lives — the format's slower clock and mana-sink-friendly game states let the repeatable loot trigger compound over multiple turns. Legacy and Vintage are both legal on paper, but a five-mana creature with no immediate board impact has no competitive role in either format. Oathbreaker is legal as well, though the compressed game length makes it harder to extract full value from the repeated activations.
Key Combos
Combo lines featuring this card
Staff of DominationUndermountain Adventurer
Infinite card draw; Infinite draw triggers; Infinite lifegain; Infinite lifegain triggers; Infinite mana creatures you control can produce; Infinite untap of creatures you control; Infinite green mana
View on Commander Spellbook ↗
Ashaya, Soul of the WildScryb RangerUndermountain Adventurer
Infinite LTB; Infinite ETB; Infinite storm count; Infinite green mana; Infinite landfall triggers
View on Commander Spellbook ↗
Marvin, Murderous MimicPili-PalaUndermountain Adventurer
Infinite colored mana
View on Commander Spellbook ↗
Wirewood SymbioteMirror EntityUndermountain Adventurer
Infinite LTB; Infinite ETB; Infinite storm count; Infinite green mana; Infinitely large creatures you control until end of turn
View on Commander Spellbook ↗
Price Context
Current price
unknown tier
Pricing data for Undermountain Adventurer isn't currently available, so check Scryfall or TCGPlayer for the latest. Given its niche combo role rather than broad staple appeal, it has historically sat in budget-friendly territory — worth picking up before any infinite-draw combo visibility drives demand.
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Sources
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.