Complex sentence: Using his creations and Buredo-RUN to gather intel on the Goseigers, Robogōgu makes his move to finish them off by using Buredo-RUN as a sacrifice to seal the Tensouders and the Leon Cellular before.
Split into simpler sentences: Using his creations to gather intel on the Goseigers, using Buredo-RUN as his trumpcard against them. After getting enough info on his enemies, Robogōgu makes his move to finish them off by using Buredo-RUN as a sacrifice to seal the Tensouders and the Leon Cellular before.