Genestealer Patriarch + Thermopod + Leech Bonder + Resourceful Defense

Genestealer Patriarch

Thermopod

Leech Bonder

Resourceful Defense

How it works

1. Declare Genestealer Patriarch as an attacker.
2. Genestealer Patriarch's first ability triggers, putting an infection counter on a creature an opponent controls.
3. Activate Leech Bonder's ability by paying its cost, moving the infection counter from the opponent's creature onto a creature you control.
4. Activate Thermopod by sacrificing the creature with an infection counter on it, adding .
5. When the creature dies, Resourceful Defense and Genestealer Patriarch's second ability trigger.
6. Resolve the Resourceful Defense trigger, putting an infection counter onto another creature you control.
7. Resolve the Genestealer Patriarch trigger, causing you to create a token copy of the sacrificed creature that is a Tyranid in addition to its other types.
8. Repeat from step 4.