Setzer, Wandering Gambler

Whenever one or more artifact creatures you control deal combat damage to a player, you get (two energy counters).

At the beginning of your end step, you may pay one or more . If you do, create an X/X colorless Vehicle artifact token named Nalaar Aetherjet with flying and crew 2, where X is the amount of paid this way.

Haste

Whenever this creature deals combat damage to a player, that player creates a 0/1 colorless Goblin Construct artifact creature token with "This token can't block" and "At the beginning of your upkeep, this token deals 1 damage to you."

Double strike

Whenever another legendary creature you control enters, put a +1/+1 counter on Gimli.

Whenever Gimli deals combat damage to a player, create a Treasure token.

When Bilbo enters or leaves the battlefield, the Ring tempts you.

Whenever Bilbo deals combat damage to a player, create a Treasure token.

When this creature enters, create a 1/1 colorless Thopter artifact creature token with flying.

Artifact creatures you control have haste. (They can attack and as soon as they come under your control.)

Jump — During your turn, Kain has flying.

Whenever Kain deals combat damage to a player, that player gains control of Kain. If they do, you draw that many cards, create that many tapped Treasure tokens, then lose that much life.