Magewright's Stone + Illusionist's Bracers + Palladium Myr + Karn, the Great Creator

Magewright's Stone

Illusionist's Bracers

Palladium Myr

Karn, the Great Creator

How it works

1. Activate Palladium Myr by tapping it, adding CC.
2. Activate Karn's first loyalty ability by putting a loyalty counter on it, causing Magewright's Stone to become an artifact creature until end of turn.
3. Activate Illusionist's Bracers' equip ability by paying 3, attaching it to Magewright's Stone.
4. Activate Magewright's Stone by paying 1 and tapping it, targeting itself.
5. Illusionist's Bracers triggers, copying Magewright's Stone abillity, targeting Palladium Myr.
6. Resolve both Magewright's Stone abilities, untapping Magewright's Stone and Palladium Myr.
7. Activate Palladium Myr by tapping it, adding CC.
8. Repeat from step 4.