Marvin, Murderous Mimic + Farmstead Gleaner + Gyre Sage

medium3 cards

CommanderModernLegacyVintage

Result

Infinite green mana, Infinite +1/+1 counters on a creature

Activate Marvin using Gyre Sage's ability by tapping it, adding for each +1/+1 counter on Marvin.

Activate Marvin using Farmstead Gleaner's ability by paying and untapping it, putting a +1/+1 counter on Marvin.

Repeat.

Component Cards

Marvin, Murderous Mimic

$2.66

Farmstead Gleaner

$0.18

Gyre Sage

$2.31

Activate Marvin using Gyre Sage's ability by tapping it, adding for each +1/+1 counter on Marvin.

Activate Marvin using Farmstead Gleaner's ability by paying and untapping it, putting a +1/+1 counter on Marvin.

Repeat.