Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.

Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Enchant creature

Enchanted creature gets +0/+2 for each other creature you control.

Flash

If a nontoken creature would enter the battlefield and it wasn't cast, exile it instead.

{T}: Add {W}.

Channel -- {2}{W}, Discard Eiganjo, Seat of the Empire: It deals 4 damage to target attacking or blocking creature. This ability costs {1} less to activate for each legendary creature you control.

Each player who has cast a nonartifact spell this turn can't cast additional nonartifact spells.

Enchant permanent

When Faith's Fetters enters the battlefield, you gain 4 life.

Enchanted permanent can't attack or block, and its activated abilities can't be activated unless they're mana abilities.

Enchant creature

{2}{W}{W}: Exile enchanted creature and all Auras attached to it. At the beginning of the next end step, return that card to the battlefield under its owner's control. If you do, return the other cards exiled this way to the battlefield under their owners' control attached to that creature.

If an opponent controls more lands than you, search your library for up to three Plains cards, reveal them, put them into your hand, then shuffle.

Aura spells you cast cost {1} less to cast.

Heroic -- Whenever you cast a spell that targets Hero of Iroas, put a +1/+1 counter on Hero of Iroas.

If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost.

Enchant creature

Enchanted creature has first strike.

Whenever you cast an enchantment spell, you may draw a card.

Enchant creature

All damage that would be dealt to you is dealt to enchanted creature instead.

Suspend 2--{1}{W} (Rather than cast this card from your hand, pay {1}{W} and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost.)

Return all enchantment cards from your graveyard to the battlefield. (Auras with nothing to enchant remain in your graveyard.)

{T}: Add {C}.

{2}, {T}, Sacrifice Roadside Reliquary: Draw a card if you control an artifact. Draw a card if you control an enchantment.

Protection from black and from red

When Sanctifier en-Vec enters the battlefield, exile all cards that are black or red from all graveyards.

If a black or red permanent, spell, or card not on the battlefield would be put into a graveyard, exile it instead.

Enchant creature

Enchanted creature has "Whenever you gain life, put that many +1/+1 counters on this creature."

Flash

Enchant creature

Enchanted creature has shadow. (It can block or be blocked by only creatures with shadow.)

Prevent all damage that would be dealt by enchanted creature.

Creatures entering the battlefield don't cause abilities to trigger.

Flash

Enchant creature

When Triclopean Sight enters the battlefield, untap enchanted creature.

Enchanted creature gets +1/+1 and has vigilance.

Auras attached to permanents you control have totem armor. (If an enchanted permanent you control would be destroyed, instead remove all damage from it and destroy an Aura attached to it.)

{T}: Add {C}.

{3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.

Exile target creature you don't control. For each creature exiled this way, its controller searches their library for a basic land card. Those players put those cards onto the battlefield tapped, then shuffle.

Overload {4}{W}{W} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")