Combos Utilizing Phyrexian-Altar

imprint ornithopter on soul foundry tap and produce an ornithopter sac to phyrexian altar and produce a mana of any color and untap soul foundry and on the wheel go's. infinite mana

play recurring nightmare and sac a creature to bring in your symbiotic beast from the graveyard, sac the beast to the altar for mana and you have four mana to do the process over leaving one left over, keep repeating and you have infinite mana

i chose ghitu fire 'cause it's an instant. sacrifice the drake with shade's form on him to altar of dementia, shade's form returns him to play, he returns shade's form to play, repeat x times, cast.

play merfolk without kicker other with, merfolk to hand, 2 saproling mefolk with kicker...

sneak the treefolk into play to deal damage with pandemonium. sac the treefolk to the altar, then sneak it again and repeat. infinite damage.

put false demise on the drake, sac drake for altar, demise brings drake back, drake puts demise from graveyard to hand, repeat.

sac sheild spear for infinate mana and play a billion dragons.fun!

cluster creates 1/2 saproling token. sac token to altar for 1 mana of any color. fecundity permits you to draw card when creature goes into your graveyard

also needs: goblin bombardment, ornithopter,chrome mox. swamp mox a plains dark ritualx2 altar sarcox2 sac 1zombie and use chrome for bombardment now ritual sac zombie enduring use orni for win

play the goblin,then play the alter ,and finaly play the enduring renewal