Halfdane

Legendary Creature - Shapeshifter 3/3, 1WUB (4)
At the beginning of your upkeep, Halfdane's power and toughness become equal to the power and toughness of target creature other than Halfdane until the end of your next upkeep.¹
Hail from Tolaria the ever-changing 'Dane.
Illus. Melissa Benson

Gatherer Card Rulings [Nov 2009]

• 8/1/2008: The ability overwrites any previous effects that set its power and/or toughness to specific values, as well as any effects from resolving spells or abilities that modified its power and/or toughness. It does not overwrite effects from counters, effects from static abilities that change power and/or toughness without setting them to specific values, or power/toughness switching effects.

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard
Printings (1/2)	Legends (Rare)