Chain Lightning (Invocation) [Amonkhet Invocations] Uncommon Creatures those players control that

Creatures those players control that can block additional creatures may likewise be put into additional piles

As Breeding Pool enters the battlefield

{T}: Add {R}{R}

−1: Return target creature to its owner's hand

If any creatures with banding you control are blocking or being blocked by a creature

Chain Lightning (Invocation) [Amonkhet Invocations] Uncommon Creatures those players control thatSet: Amonkhet Invocations Type: Sorcery Rarity: Mythic Cost: {R} Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.