(If they're equipped to the same creature, the abilities of the equipped creature will also trigger three times.) (6/6/2025) An ability of the equipped creature that triggers when a card is put into a graveyard "from anywhere" triggers twice only if (a) a creature card was put into a graveyard from the battlefield and (b) The Masamune is still on the battlefield and attached to the creature with the relevant ability
Cheat that haymaker in unblockable and flip it to get triggers
2025-06-06 Clive's Hideaway's last ability only cares if you control four or more legendary creatures at the time it resolves
Clones and creature theft abilities like Willbreaker and Agent of Treachery can help to support Rubinias creature theft theme, while Ivy, Gleeful Spellthief can be both another faerie and another way to take advantage of your opponents cards
There are lots of powerful cards for a variety of formats
#5 - Mardu Surge The very first ever Mardu precon, Heavenly Inferno (released before we even had Mardu as a name), was helmed by Kaalia of the VastKaalia of the Vast and featured such hot reprints as Dragon WhelpDragon Whelp