If a Lion Umbra you control is attached to a creature you control, that creature will continue to be a "modified creature" as long as Lion Umbra stays attached to it, regardless of whether it has any other Auras you control or Equipment attached to it or whether it has counters on it
However, you also really want cards in that dreaded pile, too
Rare Rare Uncommon Mythic Uncommon Uncommon Rare Uncommon Mythic Rare Rare Rare Mythic Rare Uncommon Rare Uncommon Rare Rare Uncommon Rare Mythic Rare Mythic Mythic Uncommon Mythic Uncommon Mythic Rare Mythic Rare Rare Rare Rare Uncommon Uncommon Rare Rare Mythic Uncommon Rare Rare Uncommon Rare Rare Uncommon Mythic Rare Mythic Mythic Mythic Uncommon Uncommon Rare Rare Rare Mythic Rare Rare Uncommon Rare Uncommon Mythic Rare Mythic Mythic Rare Mythic Mythic Mythic Mythic Mythic Mythic Rare Rare Mythic Mythic Mythic Mythic Mythic Rare Mythic Mythic Rare Mythic Mythic Rare Mythic Mythic Mythic Mythic Mythic Mythic Rare Rare Mythic Mythic Mythic Mythic Mythic Rare Mythic
These lands are available in non-foil and traditional foil in Play Boosters and Collector Boosters
At the time of writing, the Starmie ex deck is one the best you can run in the TCG Pocket, with the Charizard ex deck not far behind it, so picking this pack starts you off well if you're planning on playing the actual card game
Lure Modules and Egg Incubators appear as UR Trainer items