First printed in Aether Revolt (2017)
All 2 prints
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Kaladesh Remastered (KLR) #266, 2020 (digital)
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Aether Revolt (AER) #174, 2017
Reservoir Walker 
Artifact Creature — Construct
When this creature enters, you gain 3 life and get 
(three energy counters).
Legality
- Legal in
- Pioneer, Modern, Legacy, Vintage, Pauper, Historic, Timeless, Penny Dreadful, Gladiator, Commander, Duel Commander, Pauper Commander, Oathbreaker, Brawl, Competitive Brawl
- Not legal in
- Standard, Future Standard, Alchemy, Premodern, Old School 93/94, PreDH, Tiny Leaders, Standard Brawl
MTGO price: 0.002 TIX, the cheapest non-foil print (average sell price on GoatBots, 28 Oct 2026).
Combos
4 combos from Commander Spellbook, the most popular first.
- Infinite combat phases, Infinite copies of creatures you control…: Delina, Wild Mage + Harmonic Prodigy + Lightning Runner + Reservoir Walker
- Infinite combat phases, Infinite copies of creatures you control…: Delina, Wild Mage + Lightning Runner + Reservoir Walker + Wulfgar of Icewind Dale
- Infinite death triggers, Infinite energy counters…: Audacious Reshapers + Intruder Alarm + Mortuary + Reservoir Walker
- Infinite combat phases, Infinite creature ETB…: Circle of Dreams Druid + Emiel the Blessed + Lightning Runner + Reservoir Walker