Here is the full list of all 60 Rogue Summoner achievements.
Complete the Warm Up
Complete Army of the Dead
Complete Ghost Fort
Complete Walk in the Magic Park
Reach Level 10 of True Rogue
Reach Level 25 of True Rogue
Complete Raid the Raiders
Complete Underground Party
Complete Summoner’s Cove
Reach Level 10 of Rogue Madness
Reach Level 25 of Rogue Madness
Complete the Warm Up Rushing All Turns whenever it's available
Complete Army of The Dead with a single Upgrade
Complete Army of The Dead Rushing All Turns
Complete Ghost Fort without using any Runes
Clear Underground Party’s Level 3 using only Volatile Deaths
Complete Raid the Raiders without using any Potions
Reach level 8 of Underground Party summoning a Volatile Death in every battle you fight (without skipping levels)
Make the Mirror Ghost have 10 or more Damage Points
Chain 10 or more turns with the Eye Tyrant
Make a Bloodthirsty have 10 Health Points
Make a Bearpunch have 15 Health Points
Have a summoned slime inflict at least 10 Damage Points
Make a Great Young One gain 4 damage points by taking damage
Destroy three enemies with a single attack from a Drakkon Hatchling
Have a Spider inflict the last damage on a Boss
Heal the Belfry Knight such that he will get its shield back
Defeat two enemies with a Champion Bones in a single turn
Have a Frostbitten Stones freeze 4 or more enemies with its after-death attack
Summon a Treestubble in a screen with an enemy Treestubble
Destroy two enemies with a single move from a Wargback Ogre
Freeze every enemy on the screen with a Ritual Warlock (at least 5 enemies)
Defeat 5 or more enemies with a single Rune
Summon 7 or more creatures in the effect area of a Discount Power Rock in a single turn
Summon 7 or more creatures in the effect area of an Expensive Power Rock in a single turn
Clear a Boss level using a single monster (no runes)
Defeat a Boss with attacks from at least five different monsters (runes don't count)
Inflict all Damage Types in a single monster (Blocked and Immuned attacks don’t count)
Use 10 or more Runes in a single turn
Summon three Bosses in a single turn
Win a battle after losing two Rings of Life to it
Defeat a Boss using only runes
Use a Potion on an enemy and destroy it in the same turn
Collect a friendly Crystal
Collect an enemy Crystal
Defeat the Army of the Dead mini-bosses
Complete your Library
Complete your Bestiary
Reach the maximum Loadout Level
Reach the maximum Potion Slot Level
Hold 10 monster essences, 8 runes and 3 potions at once
Have 100 Mana Points or more
Summon a Rogue Summoner
Go through a Magic Door
Complete a dungeon fighting only half (or less) of its battles
Complete Walk in the Magic Park with 10 or fewer battles
Skip 4 or more entire levels to get to a Boss Level and win
Complete a dungeon fighting only on the levels' exits (all of the levels)
Complete a dungeon fighting 6 or fewer battles (execept Warm Up and Army Of the Dead)
Collect all the keys in the entire game