Postage stamps and postal history of Costa Rica change in currency from "Reales" to the new Pesos and "Centavos", the issue of 1863 was surcharged with new values for postal use: 1 Centavos, 2 Centavos, 5 Centavos (all over the Medio Real stamp), 10 Centavos (over Dos Reales) and 20 Centavos (over Cuatro Reales). The 5, 10 and 20 Centavos were also surcharged "U.P.U." Costa Rican stamps were issued overprinted "Guanacaste" in 1885-89 following war with Nicaragua over the sovereignty of Guanacaste. The first issue in the new "Colón" currency was dated 1900 and put into circulation in 1901. It consists of ten stamps with values ranging from
Pokémon Gold and Silver with logos and images of the Pokémon franchise. In addition, they were equipped with a television set hooked up to game consoles which allowed spectators to play "Pokémon Puzzle League", "Hey You, Pikachu!", and "Pokémon Gold" and "Silver". The television series "Pokémon GS", based on the games, was announced to be a part of the fall lineup on Kids' WB. The show would feature the same protagonist Ash Ketchum in a new region with different Pokémon species from the games. The Americanized names of the 100 new Pokémon were kept confidential by Nintendo, with the company releasing names periodically. The