How can you create a combo with Kenrith, the Returned King, Phyrexian Altar, Training Grounds, Zirda, the Dawnwaker?
user
[START OF COMBO]This combo can be formed with Kenrith, the Returned King, Phyrexian Altar, Training Grounds, Zirda, the Dawnwaker

Color identity: WUBRG
Mana cost: 
Steps:
  1. Activate Phyrexian Altar by sacrificing another nontoken creature, adding {B}.
  2. Activate Kenrith's fifth ability by paying {B} due to Training Grounds and Zirda, putting the creature card onto the battlefield from your graveyard.
  3. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You control at least one additional nontoken creature.
[END OF COMBO PREREQUISITES]
assistant