Super lundi

Equipped creature gets +1/+1 and is every creature type. Equip {2}

{T}, Tap an untapped creature you control: Add one mana of any color.

{1}, Sacrifice this artifact: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Whenever a player casts a white spell, you may gain 1 life.

Whenever a player casts a black spell, you may gain 1 life.

Whenever a player casts a red spell, you may gain 1 life.

Equipped creature gets +1/+1 and has deathtouch. (Any amount of damage it deals to a creature is enough to destroy that creature.) Equip {2} ({2}: ...

Whenever a player casts a blue spell, you may gain 1 life.

Flying

{3}, {T}: This artifact deals 1 damage to any target.

You have no maximum hand size.

Equipped creature can't be blocked and has shroud. (It can't be the target of spells or abilities.) Equip {2}

Whenever a player casts a green spell, you may gain 1 life.

Whenever a player casts a white spell, you may gain 1 life.

{1}, {T}: Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Whenever a player casts a black spell, you may gain 1 life.

Whenever a player casts a red spell, you may gain 1 life.

{2}, {T}: You gain 5 life. Shuffle this artifact and your graveyard into their owner's library.

Defender (This creature can't attack.) {3}: Until end of turn, this creature loses defender and gains flying.

This creature attacks each combat if able. This creature can't be blocked by Walls.

Whenever a player casts a blue spell, you may gain 1 life.

Flying

{2}, {T}: Flip a coin. If you win the flip, sacrifice this artifact and draw three cards.