Solar Tide [Mirrodin] Portal You may spend mana as

You may spend mana as though it were mana of any type to cast creature spells

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you

Set: Dissension Type: Creature — Frog Rarity: Rare Cost: {1}{G}{G}{U} {T}: Target creature becomes a Frog with base power and toughness 3/3 until end of turn

"Commander

Solar Tide [Mirrodin] Portal You may spend mana asSet: Mirrodin Type: Sorcery Rarity: Rare Cost: {4}{W}{W} Choose one Destroy all creatures with power 2 or less. Destroy all creatures with power 3 or greater. EntwineSacrifice two lands. (Choose both if you pay the entwine cost.)