Activate Manascape Refractor using Mutavault's second ability by paying {1}, causing Manascape Refractor to become a 2/2 creature with all creature types until end of turn.
Activate Manascape Refractor using Griffin Canyon's second ability by tapping it, untapping Manascape Refractor and giving it +1/+1 until end of turn.
Repeat step 2.

Infinitely large Manascape Refractor until end of turn

Manascape Refractor

Mutavault

Griffin Canyon

Activate Mirran Safehouse using Mutavault's second ability by paying {1}, causing Mirran Safehouse to become a 2/2 creature with all creature types until end of turn.
Activate Mirran Safehouse using Griffin Canyon's second ability by tapping it, untapping Mirran Safehouse and giving it +1/+1 until end of turn.
Repeat step 2.

Infinitely large Mirran Safehouse until end of turn

Mirran Safehouse

Activate Argothian Elder by tapping it, untapping Griffin Canyon and another land.
Activate Griffin Canyon's second ability by tapping it, untapping Argothian Elder and giving it +1/+1 until end of turn.
Repeat.

Infinite mana lands you control can produce

Infinite untap of lands you control

Infinitely large Argothian Elder until end of turn

Argothian Elder

Maskwood Nexus

Activate Manascape Refractor using Faceless Haven's second ability by paying {S}{S}{S}, causing Manascape Refractor to become a 4/3 creature with all creature types until end of turn.
Activate Manascape Refractor using Griffin Canyon's second ability by tapping it, untapping Manascape Refractor and giving it +1/+1 until end of turn.
Repeat step 2.

Faceless Haven

Activate Mirran Safehouse using Faceless Haven's second ability by paying {S}{S}{S}, causing Mirran Safehouse to become a 4/3 creature with all creature types until end of turn.
Activate Mirran Safehouse using Griffin Canyon's second ability by tapping it, untapping Mirran Safehouse and giving it +1/+1 until end of turn.
Repeat step 2.

Cast Sylvan Awakening by paying {2}{G}, causing all lands you control to become 2/2 Elemntal creatures with haste until end of turn.
Activate Griffin Canyon's second ability by tapping it, untapping itself and giving it +1/+1 until end of turn.
Repeat step 2.

Infinitely large Griffin Canyon until end of turn

Sylvan Awakening

Activate Griffin Canyon's first ability by tapping it, adding {C}.
Activate Unnatural Selection by paying {1}, causing Argothian Elder to become a Griffin until end of turn.
Activate Argothian Elder by tapping it, untapping Griffin Canyon and another land.
Activate Griffin Canyon's second ability by tapping it, untapping Argothian Elder and giving it +1/+1 until end of turn.
Repeat from step 3.

Combos with "Griffin Canyon"