Helm of Chatzuk [Summer Magic / Edgar] Core Set 2019 gain Life Points equal to

gain Life Points equal to half the attacking monster's ATK

you can pay 500 Life Points

Video Game Promotional Cards Card type: Normal Monster Rarity: Secret Rare Attack: 2500 Defense: 2100

and it gains ATK equal to its original ATK

Helm of Chatzuk [Summer Magic / Edgar] Core Set 2019 gain Life Points equal toSet: Summer Magic Edgar 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.)