For example, the copyright line on the holographic Dark Arbok card (#2) and the regular Dark Arbok card (#19) reads "1999-23000 Wizards" rather than "1999-2000 Wizards." The 2000 Pokmon Team Rocket 1st Edition cards were designed with rounded corners, so collectors didn't have to worry about damaging them
I'd compare it to something like Gravecrawler + Phyrexian Altar
What possible problem could that cause
They can attack and tap as soon as they enter the battlefield, as if they had been out for a full turn beforehand
It costs and has the following abilities: Flying, hexproof Whenever Storm, Force of Nature deals combat damage to a player, draw a card for each creature you control with flying
Even outside of that, Culling Ritual is a great tool to get rid of common mana rocks, draw engines like Mystic Remora, as well as any other powerful cards that come into play quickly