Wall of Fortune

Defender
You may tap an untapped Wall you control to have any player reroll a die that player rolled.

Entirely Normal Armchair

During your turn, if Entirely Normal Armchair is in your hand, you may hide it on the battlefield.
: Return Entirely Normal Armchair to its owner’s hand. Only any opponent may activate this ability and only if they see Entirely Normal Armchair.
, Sacrifice Entirely Normal Armchair: Destroy target attacking creature.

Wall of Fortune

Defender
You may tap an untapped Wall you control to have any player reroll a die that player rolled.

Proper Laboratory Attire

Equipped creature gets +2/+1 and has protection from die rolls. (Nothing that lets a player roll a die can block, target, deal damage to, or attach to equipped creature.)
Equip

Novellamental

Flying
Novellamental can block only creatures with flying.

Clock of DOOOOOOOOOOOOM!

, : Move the CRANK! counter to your Contraption deck’s next sprocket and crank any number of that sprocket’s Contraptions.

Novellamental

Flying
Novellamental can block only creatures with flying.

Novellamental

Flying
Novellamental can block only creatures with flying.

Novellamental

Flying
Novellamental can block only creatures with flying.

Entirely Normal Armchair

During your turn, if Entirely Normal Armchair is in your hand, you may hide it on the battlefield.
: Return Entirely Normal Armchair to its owner’s hand. Only any opponent may activate this ability and only if they see Entirely Normal Armchair.
, Sacrifice Entirely Normal Armchair: Destroy target attacking creature.

Thriving Rats

When Thriving Rats enters the battlefield, you get (two energy counters).
Whenever Thriving Rats attacks, you may pay . If you do, put a +1/+1 counter on it.