Corrupting Influence Upgrades for Hapatra, Vizier of Poisons
Precon Card Upgrades
Cards to Cut
Fumigate
Cut from 100% of decks
Ghostly Prison
Cut from 100% of decks
Grateful Apparition
Cut from 100% of decks
Merciless Eviction
Cut from 100% of decks
Mortify
Cut from 100% of decks
Norn's Annex
Cut from 100% of decks
Norn's Choirmaster
Cut from 100% of decks
Norn's Decree
Cut from 100% of decks
Phyrexian Rebirth
Cut from 100% of decks
Swords to Plowshares
Cut from 100% of decks
Vishgraz, the Doomhive
Cut from 100% of decks
Windborn Muse
Cut from 100% of decks
Lands to Cut
Canopy Vista
Cut from 100% of decks
Fortified Village
Cut from 100% of decks
Krosan Verge
Cut from 100% of decks
Plains
Cut from 100% of decks
Sandsteppe Citadel
Cut from 100% of decks
Shineshadow Snarl
Cut from 100% of decks
Sungrass Prairie
Cut from 100% of decks
Tainted Field
Cut from 100% of decks
Temple of Plenty
Cut from 100% of decks
Temple of Silence
Cut from 100% of decks
Lands to Add
Jungle Hollow
100% of 1 decks
+75% synergy
Boseiju, Who Endures
100% of 1 decks
+82% synergy
Undergrowth Stadium
100% of 1 decks
+60% synergy
Golgari Rot Farm
100% of 1 decks
+58% synergy
Haunted Mire
100% of 1 decks
+83% synergy
Nurturing Peatland
100% of 1 decks
+87% synergy
Shifting Woodland
100% of 1 decks
+90% synergy