CommanderModernLegacyVintage
Result
Infinite card draw, Infinite draw triggers
Activate Vedalken Engineer by tapping it, adding that can only be spent to cast artifact spells or activate abilities of artifacts.
Activate Halo Fountain's second ability by paying , tapping it and untapping Halo Fountain and Vedalken Engineer, causing you to draw a card.
Repeat.
Component Cards
How It Works
1
Activate Vedalken Engineer by tapping it, adding that can only be spent to cast artifact spells or activate abilities of artifacts.
Activate Halo Fountain's second ability by paying , tapping it and untapping Halo Fountain and Vedalken Engineer, causing you to draw a card.
Repeat.