Precursor Golem (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Special Colorless Energy Set: Collectors' Edition Type: Creature

Set: Collectors' Edition Type: Creature — Hydra Rarity: Rare Cost: {X}{R}{R} Rock Hydra enters the battlefield with X +1/+1 counters on it

Set: Legends Type: Artifact Rarity: Rare Cost: {6} Creature spells you cast cost up to {2} less to cast

At the beginning of enchanted player's upkeep

Set: Rise of the Eldrazi Type: Tribal Sorcery — Eldrazi Rarity: Mythic Cost: {7} Each player sacrifices all permanents they control that are one or more colors

put three +1/+1 counters on Ob Nixilis

Precursor Golem (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Special Colorless Energy Set: Collectors' Edition Type: CreatureSet: The Brothers' War Retro Artifacts Type: Artifact Creature Golem Rarity: Rare Cost: {5} When Precursor Golem enters the battlefield, create two 3 3 colorless Golem artifact creature tokens. Whenever a player casts an instant or sorcery spell that targets only a single Golem, that player copies that spell for each other Golem that spell could target. Each copy targets a different one of those Golems.