Super lundi

{U}: Scion of Glaciers gets +1/-1 until end of turn.

When Janjeet Sentry enters the battlefield, you get {E}{E} (two energy counters). {T}, Pay {E}{E}: You may tap or untap target artifact or creature.

When Homarid Explorer enters the battlefield, target player mills four cards.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever Jeskai Elder deals combat damage to a player,...

Whenever you cast a noncreature spell, Elusive Spellfist gets +1/+0 until end of turn and can't be blocked this turn.

Flying Protection from red (This creature can't be blocked, targeted, dealt damage, enchanted, or equipped by anything red.) Sacrifice Cerulean D...

Flying {1}{U}: Untap Glimmerbell.

Constellation — Whenever Thassa's Devourer or another enchantment enters the battlefield under your control, target player mills two cards.

{2}{U}: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.)

{G}{U}: Beetleform Mage gets +2/+2 and gains flying until end of turn. Activate only once each turn.

Raid — This spell costs {1} less to cast if you attacked this turn. Flying

{T}: Add {C}. Spend this mana only to cast an instant or sorcery spell. At the beginning of your upkeep, if there are three or more instant and/or ...

When you sacrifice a Clue, transform Daring Sleuth.

Flying Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Flying Long-Finned Skywhale can block only creatures with flying.

Flying When Cyclone Sire dies, you may put three +1/+1 counters on target land you control. If you do, that land becomes a 0/0 Elemental creature ...

Flying When Cloudkin Seer enters the battlefield, draw a card.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) As long as you have the city's blessing, Sli...

Defender Whenever you surveil, put a +1/+1 counter on Thoughtbound Phantasm. As long as Thoughtbound Phantasm has three or more +1/+1 counters on...

Defender When Mnemonic Wall enters the battlefield, you may return target instant or sorcery card from your graveyard to your hand.

{2}{U}: Target creature gains flying until end of turn.

Heroic — Whenever you cast a spell that targets Triton Cavalry, you may return target enchantment to its owner's hand.

When Frost Lynx enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.