Nettling Imp [Summer Magic / Edgar] H30 where X is 1 plus

where X is 1 plus the exiled creature's converted mana cost

But the Ants seemed to disagree

Set: Black & White: Dark Explorers Type: Water Rarity: Promo Retreat cost: Colorless

Set: POP Series 7 Type: Colorless Rarity: Uncommon Retreat cost: Colorless

exile them

Nettling Imp [Summer Magic / Edgar] H30 where X is 1 plusSet: Summer Magic Edgar Type: Creature Imp Rarity: Uncommon Cost: {2}{B} {T}: Choose target non Wall creature the active player has controlled continuously since the beginning of the turn. That creature attacks this turn if able. Destroy it at the beginning of the next end step if it didn't attack this turn. Activate this ability only during an opponent's turn, before attackers are declared.