Biomancer's Familiar [Ravnica Allegiance] Union Monster when a monster would be

when a monster would be Summoned OR a Spell/Trap Card is activated: Negate the Summon or activation

landwalk of your choice

Set: Judge Gift Cards 2013 Type: Creature — Incarnation Rarity: Rare Cost: {4}{G} At the beginning of your upkeep

Set: Kaladesh Type: Sorcery Rarity: Common Cost: {1}{B} Choose target creature

Set: Dominaria Type: Artifact Creature — Construct Rarity: Common Cost: {5} When Guardians of Koilos enters the battlefield

Biomancer's Familiar [Ravnica Allegiance] Union Monster when a monster would beSet: Ravnica Allegiance Type: Creature Mutant Rarity: Rare Cost: {G}{U} Activated abilities of creatures you control cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana. {T}: The next time target creature adapts this turn, it adapts as though it had no +1 +1 counters on it.