Reflecting Pool

{T}: Add one mana of any type that a land you control could produce.

Intruder Alarm

Creatures don't untap during their controllers' untap steps.
Whenever a creature enters, untap all creatures.

{T}: Add one mana of any color that a land an opponent controls could produce.

Whenever you draw a card, you may pay {1}. If you do, put a +1/+1 counter on Nadir Kraken and create a 1/1 blue Tentacle creature token.

You have no maximum hand size.
{T}: Add {C}.

{T}: Add one mana of any color in your commander's color identity.

{T}: Each player may draw a card, then each player who drew a card this way gains 1 life.