Koma, Cosmos Serpent (221s) [Kaldheim Promos] Grading:Slightly Played This mana can't be spent

This mana can't be spent to pay generic mana costs

Set: Commander 2016 Type: Legendary Creature — Human Soldier Rarity: mythic Cost: {R}{G}{W}{U} At the beginning of your end step

and a shield counter on it

where X is the number of +1/+1 counters on this creature

Set: Limited Edition Beta Type: Artifact Rarity: uncommon Cost: {1} Whenever a player casts a blue spell

Koma, Cosmos Serpent (221s) [Kaldheim Promos] Grading:Slightly Played This mana can't be spentSet: Kaldheim Promos Type: Legendary Creature Serpent Rarity: mythic Cost: {3}{G}{G}{U}{U} This spell can't be countered. At the beginning of each upkeep, create a 3 3 blue Serpent creature token named Koma's Coil. Sacrifice another Serpent: Choose one Tap target permanent. Its activated abilities can't be activated this turn. Koma gains indestructible until end of turn.