How it works
Steps
- 1Cast Karmic Guide by paying its mana cost.
- 2When Karmic Guide enters, it triggers, returning Felidar Guardian from your graveyard to the battlefield.
- 3When Felidar Guardian enters, it and Preston trigger.
- 4Resolve the Felidar Guardian trigger, blinking another permanent you control.
- 5Resolve the Preston trigger, creating a token copy of Felidar Guardian that is a 0/1 Illusion.
- 6When the Felidar Guardian token enters the battlefield, it triggers, blinking the nontoken Felidar Guardian.
- 7Repeat from step 3.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Oddball tier?