MTG

Arcane spells you cast cost {1} less to cast. Spirit creatures you control get +1/+1.

Trample Tap an untapped artifact you control: Lodestone Myr gets +1/+1 until end of turn.

As long as Kor Duelist is equipped, it has double strike. (It deals both first-strike and regular combat damage.)

Nonartifact spells cost {1} more to cast.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped crea...

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.

Multikicker {2} Everflowing Chalice enters the battlefield with a charge counter on it for each time it was kicked. {T}: Add {C} for each charge co...

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.) {1}, Remove four +1/+1 counters from Etc...

Etched Monstrosity enters the battlefield with five -1/-1 counters on it. {W}{U}{B}{R}{G}, Remove five -1/-1 counters from Etched Monstrosity: Targ...

Metalcraft — Etched Champion has protection from all colors as long as you control three or more artifacts.

{T}, Sacrifice a creature: Put a charge counter on Culling Dais. {1}, Sacrifice Culling Dais: Draw a card for each charge counter on Culling Dais.

Equipped creature gets +1/+0 for each artifact you control. {B}{B}: Attach Cranial Plating to target creature you control. Equip {1}

Chimeric Mass enters the battlefield with X charge counters on it. {1}: Until end of turn, Chimeric Mass becomes a Construct artifact creature wit...

{T}: Add one mana of any color.

Other green creatures you control get +1/+1. Other white creatures you control get +1/+1. If a spell or ability an opponent controls causes you to ...

Flying As Iona, Shield of Emeria enters the battlefield, choose a color. Your opponents can't cast spells of the chosen color.

When you cast this spell, you may return target creature card from your graveyard to the battlefield. Annihilator 2 (Whenever this creature attacks...

Flying If a source would deal damage to Swans of Bryn Argoll, prevent that damage. The source's controller draws cards equal to the damage prevent...

Shrewd Hatchling enters the battlefield with four -1/-1 counters on it. {U/R}: Target creature can't block Shrewd Hatchling this turn. Whenever y...

{3}{G}: Create a 1/1 green Saproling creature token. {3}{W}: Creatures you control get +1/+1 until end of turn.

Flying Attacking creatures you control get +2/+0.

Double strike

Sacrifice Fulminator Mage: Destroy target nonbasic land.