This effectively works like a three mana mana rock, except it can apply to multiple cards each turn
This is important: if they accept, then the other player, even though they have not initiated the trade, has to match your card's rarity, spend the same amount of Trade Tokens, use up the same amount of Stamina, and even make sure to apply a Flair effect to the card they're offering, if you did so to yours
Mewtwo 4
Since those early days, the structure and cadence of MTG releases has evolved
Filigree Sages Three mana is a lot for the activation of Filigree Sages
Whenever a creature with a bounty counter on it dies, each of its controller's opponents draws a card and gains 2 life