Darksteel Reactor (114) [Darksteel]Set: Darksteel Type: Artifact Rarity: rare Cost: {4} Indestructible (Effects that say "destroy" don't destroy this artifact.) At the beginning of your upkeep, you may put a charge counter on this artifact. When this artifact has twenty or more charge counters on it, you win the game.

exile the bottom card of each opponent's library face down

there is an additional combat phase

Set: Legends Type: Creature — Horror Rarity: rare Cost: {3}{B}{B}{B} First strike At the beginning of your upkeep

Set: Mythic Edition Type: Legendary Planeswalker — Ajani Rarity: mythic Cost: {3}{G}{W} +1: Distribute three +1/+1 counters among one

Set: Modern Horizons 2 Type: Creature — Archon Rarity: mythic Cost: {6}{B}{B} Flying Whenever this creature enters or attacks

Set: Double Masters 2022 Type: Legendary Creature — Angel Rarity: mythic Cost: {2}{R}{R}{W}{W} Flying

Whenever a player casts a spell with mana value equal to the number of charge counters on this artifact

Set: Commander Masters Type: Enchantment Rarity: rare Cost: {B} At the beginning of each end step

put a +1/+1 counter on this creature

Set: Foreign Black Border Type: Artifact Rarity: uncommon Cost: {3} This artifact doesn't untap during your untap step

) Any number of target nonland permanents you control phase out

you may remove a slumber counter from Arixmethes