Helm of Chatzuk [Limited Edition Alpha] Human Wizard Set: Legends Type: Instant Rare

Set: Legends Type: Instant Rare Cost: {U}{U}{U} Cast this spell only during the declare attackers step

When enchanted player loses the game

Set: San Diego Comic-Con 2014 Type: Legendary Planeswalker — Ajani Mythic Cost: {3}{W} +1: Until end of turn

The ties that bind can also strangle

Helm of Chatzuk [Limited Edition Alpha] Human Wizard Set: Legends Type: Instant RareSet: Limited Edition Alpha Type: Artifact Rare Cost: {1} {1}, {T}: Target creature gains banding until end of turn. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)