Show Only Guru Approved Combos
Emmara gets tappedEmmara, Soul of the Accord Buy + Intruder Alarm Buy + Cryptolith Rite Buy
Have Emmara, Soul of the Accord, Intruder Alarm, and Cryptolith Rite in play. Tap Emmara for mana, create a Soldier token and untap Emmara. Continue for infinite mana and infinite Soldier tokens.
EDH Ruin FunZur's Weirding Buy + Words of Worship Buy + Staff of Nin Buy
Ruin up to five draws from your opponents per turn cycle. No one draws, even you!! Game ends with your opponents' libraries dry!!
Extortion (f./Dockside Extortionist from C19)Equilibrium Buy + Goblin Bully Buy
Goblin Bully is a stand-in for Dockside Extortionist (C19, Rare).
These two, along with any Zero CMC creature (as long as it has a base toughness of 1 or greater), will net infinite mana, as long as your opponents have 6 or more artifacts and enchantments between them.
This can also be done with Cloudstone Curio, but the zero CMC creature used will being restricted to Kobolds. Additionally, this can also be used in conjunction with any deck running an Aluren/Curio package.
Dragon HelmSavage Ventmaw Buy + Hellkite Charger Buy + Helm of the Host Buy
Equip Ventmaw. Go to combat. Get copy of Ventmaw. Attack with both Ventmaws and Charger. Infinite combat steps. I'm going to stop posting these ones as there are a million of them with interchangeable cards, but I wanted to point out that Helm had not been used yet on the site.
Warleader's HelmGodo, Bandit Warlord Buy + Helm of the Host Buy
Equip Godo. Go to combat. Token is created. Attack with both, get two extra combats. During next combat, make another token which has not yet attacked this turn. Attack with all. Get another combat for as long as you keep attacking with the new token each time and keep the Helm on Godo.
Aurelia also works this way but you continue swinging bigger and bigger instead of fetching more and more equipment.
Mirror Breaker HelmHelm of the Host Buy + Kiki-Jiki, Mirror Breaker Buy + Goblin Bombardment Buy
Equip Kiki. Go to combat. Token is not legendary and that is copiable. Proceed to tap token to copy itself. New token taps to copy itself, etc. Bombardment for infinite damage.
Tamiyo, Super CollectorTamiyo, Collector of Tales Buy + Hive Mind Buy + Windfall Buy
Tamiyo prevents the opponents' copies from discarding your hand, so you draw only on their copies, then do a massive loot when yours resolves.
Edit: Math was wrong, but you still get a pretty good loot.
Arisen From Below (f./Hogaak, Arisen Necropolis).Doomgape Buy + Intruder Alarm Buy + Bridge from Below Buy
Doomgape is a stand in for Hogaak, Arisen Necropolis (MH1, Rare).
Insert your choice of free sacrifice outlet for desired effect.
Altar of Dementia... Inf. Mill
Phyrexian Altar... Inf. Mana
Blasting Station... Inf. Damage
Cumulative Upkeep EffectsMycoloth Buy + Death's Presence Buy
Insert a sac outlet to repeat with greater effect each turn.
Altar of Dementia Buy to mill.
Blasting Station Buy to damage.
Carrion Feeder Buy for a big creature.
Elvish Farmer Buy for life.
Viscera Seer Buy to scry.
Infinite spider bitesDevoted Druid Buy + Quillspike Buy + Obelisk Spider Buy
Read the three cards and then judge me..
Have All three cards out with devoted druid no longer summoning sickness.
Tap devoted druid to float G then use the untap ability to put a negative counter. Use the G to activate Quillspike. Have Obelisk spider out and Just Repeat the tap and untap.