Combos Utilizing Gravestorm

use withered wretch to empty opponent's graveyard, allowing you to draw 2 cards per turn. (this usually only requires a small investment in mana)

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works very well with many other cards fromodyssey block like grip of amnesia ,grave consequence, mist of stagnation etc. good luck making a real anti-threshold deck in block constucted.(optional cards

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first haunting echoes them to put half there library into there graveyard, then play gravestorm and every turn you get to draw a card or have them remove a card from there gravyard from the game

morningtide empties all graveyards. void keeps them empty. gravestorm allows you to draw 2 cards every turn

have gravestorm in play, if opponent choose to lose his/her graveyard to counter your spell, there are no cards in his graveyard to prevent you from drawing an extra card each turn

use cabal coffers to fuel a huge rats feast, cast gravestorm for card drawing and the mist to lock it up