Capsize + Chakram Retriever + Nardole, Resourceful Cyborg

U identity

Commander legal

The 3 combo pieces

• Capsize
• Chakram Retriever
• Nardole, Resourceful Cyborg

What must be in place

Nardole has at least six counters on it.
Nardole does not have summoning sickness.
There is at least one other permanent on the battlefield.

How to execute it

1. Activate Nardole by tapping it, adding at least six {U} that can only be spent to cast noncreature spells.
2. Cast Capsize with buyback by paying {4}{U}{U}.
3. Chakram Retriever triggers, untapping Nardole.
4. Resolve Capsize, returning target permanent to its owner's hand and returning Capsize to your hand.
5. Repeat.
6. You may also repeat this loop during each of your turns.

What the combo produces

• Lock
• Mass Land Denial
• Return any number of permanents to their owner's hand during each of your turns