Resolve the Nadier trigger, creating at least four 1/1 Elf Warrior creature tokens.
Resolve the Mortuary trigger, putting Nadier on top of your library from your graveyard.
Activate Phyrexian Altar three times by sacrificing three Elf Warrior tokens, adding ({2} magic symbol) ({G} magic symbol) .
Activate Call of the Wild by paying ({2} magic symbol) ({G} magic symbol) ({G} magic symbol) , revealing Nadier from the top of your library and putting it onto the battlefield.
Activate Phyrexian Altar by sacrificing an Elf Warrior token, adding one mana of any color.
The Elf Warrior dies, triggering Nadier, putting a +1/+1 counter on it.
Repeat.
Once you have infinite mana, you may activate Call of the Wild's ability to put all creature cards from your library onto the battlefield.
Results
Infinite +1/+1 counters on Nadier.
Infinite colored mana.
Infinite creature tokens.
Infinite death triggers.
Infinite ETB.
Infinite LTB.
Infinite sacrifice triggers.
Infinite self-mill.
Put all creature cards from your library onto the battlefield.