4GG
Enchantment
Pay 4 life: put a 2/2 green Elf creature token with trample onto the battlefield
Sacrifice a Elf: attach target Equipment to target creature with both power and toughness 3. (Control of that Equipment doesn't change.)

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2GG
Sorcery
clash with an opponent. If you win, put two +1/+1 counters on two target creatures with both power and toughness 4
--Even the fiercest lumber sings just one dress and damages more beautifully than the best geese
– Unattributed

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3UUU
Creature - Merfolk Wizard (1/1)
All creatures with toughness 5 or less become the creature type of your choice
Sacrifice a creature: put a 4/4 white Bird creature token with flying onto the battlefield for each card in an opponent's hand
Pay 1 life, Sacrifice ~this~, sacrifice three Birds: target creature with total power and toughness X or less, where X is the number of card types among permanents you control (The card types are artifact, creature, enchantment, instant, land, planeswalker, sorcery and tribal) gets -3/-0 until end of turn
--Every most stalwart plant pauses
– Eapa Ifor Bravehand

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AlexChurchill/MagicCardGenerator