Notably, even though modes on commands resolve in order, the entire effect exists as one spell on the stack
If an effect says to set a player's life total to a number that's higher than the player's current life total while Rampaging Ferocidon is on the battlefield, the player's life total doesn't change
Since it forces the creatures in play to be sacrificed, you see the death of many foes that would otherwise survive mass removal
If a Treasure you control is already a creature when Vihaan's second ability resolves and you choose to apply its effect to all Treasures you control, that effect will overwrite any previous effects that set that creature's power and toughness to specific numbers
As far as pure ramp goes, however, Tato Farmer is beat by a multitude of other options
Rarity: R #: 228 Card Type: Artifact Casting Cost: 0