Helm of Chatzuk [Collectors' Edition] Explorers of Ixalan If it's a nonland card

If it's a nonland card

−2: Rowan Kenrith deals 3 damage to each tapped creature target player controls

Whenever a player casts a spell

one of which has "bands with other legendary creatures

Helm of Chatzuk [Collectors' Edition] Explorers of Ixalan If it's a nonland cardSet: Collectors' Edition Type: Artifact Rarity: 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.)