New Delhi, Oct. 30 -- Z-A have two different things to watch: a gift that expires and a community challenge that does not have an announced deadline. Confusing the two could mean missing the Pokemon available now while waiting for the one promised later.

The new campaign offers a Spewpa that can evolve into one of 16 Vivillon patterns at random. Separately, evolutions by players around the world contribute toward a target of 660,000 Vivillon Points, with a rare Poke Ball Pattern Vivillon offered as the celebration if that target is reached.

The distinction is the useful part of an otherwise straightforward giveaway. Claiming Spewpa does not immediately deliver the rare pattern. The gift and the community reward have different conditions...