Gonti's Aether Heart (M3C-294) - Modern Horizons 3 Commander
NOT LEGAL
Standard
NOT LEGAL
Future
NOT LEGAL
Historic
NOT LEGAL
Timeless
NOT LEGAL
Gladiator
LEGAL
Pioneer
LEGAL
Modern
LEGAL
Legacy
NOT LEGAL
Pauper
LEGAL
Vintage
LEGAL
Penny
LEGAL
Commander
LEGAL
Oathbreaker
NOT LEGAL
Standardbrawl
NOT LEGAL
Brawl
NOT LEGAL
Alchemy
NOT LEGAL
Pauper Commander
LEGAL
Duel
NOT LEGAL
Oldschool
NOT LEGAL
Premodern
NOT LEGAL
Predh
Whenever Gonti's Aether Heart or another artifact you control enters, you get 
(two energy counters).
Pay eight, Exile Gonti's Aether Heart: Take an extra turn after this one.
(two energy counters).Pay eight
, Exile Gonti's Aether Heart: Take an extra turn after this one.Gonti's Aether Heart (M3C-294) - Modern Horizons 3 Commander
NOT LEGAL
Standard
NOT LEGAL
Future
NOT LEGAL
Historic
NOT LEGAL
Timeless
NOT LEGAL
Gladiator
LEGAL
Pioneer
LEGAL
Modern
LEGAL
Legacy
NOT LEGAL
Pauper
LEGAL
Vintage
LEGAL
Penny
LEGAL
Commander
LEGAL
Oathbreaker
NOT LEGAL
Standardbrawl
NOT LEGAL
Brawl
NOT LEGAL
Alchemy
NOT LEGAL
Pauper Commander
LEGAL
Duel
NOT LEGAL
Oldschool
NOT LEGAL
Premodern
NOT LEGAL
Predh
Whenever Gonti's Aether Heart or another artifact you control enters, you get (two energy counters).
Pay eight, Exile Gonti's Aether Heart: Take an extra turn after this one.
(two energy counters).Pay eight
, Exile Gonti's Aether Heart: Take an extra turn after this one.