Combos Utilizing Mind-Over-Matter

discard to untap key/academy to untap candelabra

put quicksilver dagger on goblin medics and use mind over matter to untap it!!

enchant the viper with the dagger. tap give an opponent 2 poison counters and draw a card. discard to mind over matter to untap the viper and repeat.

have mind over matter and a creature with quicksilver dagger enchanting it in play. tap the creature, deal 1 damage, draw a card, discard, untap repeat. legacy weapon makes the combo infinite.

use the study to get a lot of cards, then use mind over matter to untap the page so that he can pump up your creatures

u play the enduring renewal and the mind over matter then u just dicard the creature to mind over matter and enduring renewal gives it back to u. total lock down they can't do anything.

tap prodigal to do one damage, draw a card, discard it to untap prodigal, repeat 20 times.

have mind over matter in play. tap dwarven driller to destroy target land (or opponent takes 2 damage); discard a card to untap the driller and do it again

enchant any creature with quicksilver dagger, tap creature to deal 1 damage to a player, draw a card, discard a card to untap that creature. do it as long as you have cards in a deck.

well, rather self-explaining. this one provides you with the ability to use every card in your hand as a lightning bolt for free. seven cards in your hand -> 21 damage to one target... :-)