Color Identity: U

Initial Card State
- Gonti's Aether Heart in hand.
- All other permanents on the battlefield.
Easy Prerequisites
- Teferi's Talent attached to Karn.
Notable Prerequisites
- Piper has power 3 or greater, does not have summoning sickness, and cannot be blocked by an opponent.
- Karn has three or more loyalty counters on it.
Mana Needed
- ({8} magic symbol)
each turn available.
Steps
- Cast Gonti's Aether Heart by paying ({6} magic symbol)
. - When Gonti's Aether Heart enters the battlefield, it triggers, causing you to get ({E} magic symbol)
({E} magic symbol)
. - Deal combat damage to an opponent using Piper.
- Piper triggers, creating at least three Clue tokens.
- When the Clues enter the battlefield, Gonti's Aether Heart triggers that many times, causing you to get ({E} magic symbol)
({E} magic symbol)
for each Clue. - Activate Gonti's Aether Heart by paying eight ({E} magic symbol)
and exiling it, causing you to take an extra turn after this one. - Activate Karn's second loyalty ability by removing two loyalty counters from it, putting Gonti's Aether Heart from exile into your hand.
- Activate a Clue by paying ({2} magic symbol)
and sacrificing it. - Piper triggers, putting a +1/+1 counter on a creature you control.
- Resolve the Clue ability, causing you to draw a card.
- Teferi's Talent triggers, putting a loyalty counter on Karn.
- Move to your next turn.
- During your draw step, you will draw a card. When you do, Teferi's Talent triggers, putting a loyalty counter on Karn.
- Repeat.
Bracket Tag
This combo has been estimated to be Ruthless (Bracket 4+).