A planet devouring Tower crosses the multiverse, it deems a Guardian with great power in order to defend it as it feeds.

Expanded Spell List

The Tower patron lets you choose from an expanded list of spells when you learn a warlock spell. The following spells are added to the warlock spell list for you.

The Tower Expanded Spells

Dimensional Spellcasting

Starting at 1st Level you gain 1 Universal Spell Slot that can be used to cast any spell you know at your Highest level Spell Slot. At the start of each of the your turns, roll a d10. If the result is 8 or Higher, you regain the Spell Slot. You can only regain 1 plus your Charisma bonus in Spell Slots this way per a long rest.

Dimensional Dominion

At 1st level, you acquire the commanding presence of the Tower.

The influence of your patron allows you to mystically channel it's ability to cross realms. When you acquire this feature choose 1 Monstrosity, Beast, Aberration, or Undead. Whenever you finish a long rest, you can summon one creature of the chosen type with a CR Equal to or less than half your proficiency bonus. The summon lasts until you finish a short rest, at which point the summoned creature dissolves into a mass of pus and ooze.

During combat the summoned creatures are friendly to you and your companions. Roll initiative for the summoned creature, which has it's own turn. They obey any verbal commands that you issue to them (no action required by you). If you don't issue any commands to them, they defend themselves from hostile creatures, but otherwise take no actions that is not normal for the creatures behavior.

The DM has the creatures' statistics and decides what is normal behavior for the creature.

Armor of Time

At 10th level, your have grown more powerful with the abilities of the Tower and can use it's dimensional properties to bend time within a moment. If a creature hits you with an attack roll, you can use your reaction to roll a Hit Dice and reduce the attack roll by the result of your Hit Dice, potentially changing the fate of the attack.

Master of the Tower

Starting at 14th level, you gain the ability to call upon the planar abilities of the Tower. As an action, you choose a point within 30 feet of you, the Tower tears through reality, manifesting a measure of its strength. Choose one of the following effects to issue from this manifestation point. Once you use either effect, you can't use this feature again until you finish a long rest.