Root Elemental gets cut simply for being very expensive for what it does, and Ransom Note is just not a good card
Dimir Graveyard with Kiora, the Rising Tide 4 Deep-Cavern Bat 4 Faerie Dreamthief 1 Razorlash Transmogrant 2 Aclazotz, Deepest Betrayal 1 Terror Ballista 4 Gnawing Vermin 4 Overlord of the Balemurk 4 Kiora, the Rising Tide 4 Fallaji Archaeologist 2 Chupacabra Echo 4 Wail of the Forgotten 2 Revenge of the Rats 2 Virtue of Persistence 4 Dead Weight 4 Invasion of Amonkhet 2 Liliana of the Veil 2 Jace, the Perfected Mind 4 Restless Reef 4 Darkslick Shores 4 Gloomlake Verge 4 Undercity Sewers 8 Swamp 2 Island 4 Underground River 2 Ghost Vacuum 2 Season of Loss 2 Duress 2 Withering Torment 1 Razorlash Transmogrant 4 Huskburster Swarm 2 Terror Tide Kiora, the Rising Tide is another awesome build-around card from Foundations , seamlessly fitting into a blue-black descend deck
The Set Design team decided that we didn't need that restriction and changed it so that any creature with mutate could mutate any other creature
Are Dragon Shield, Ultra PRO, and other brands the same size
This unblockable creature is an all-star in the Blue Obsession deck, creature free card draw since it can never be blocked and has enough counterspells to protect it from removal